4
Elevation control faulty
Y
= Yes (Normal)
N
= No (Abnormal)
Remove the power head according to the instructions on page
7
. Turn on the power
by pushing the
„
power on
‟
button on the remote control panel. Move the joy stick
to initiate elevation action while measuring on the 3
rd
and 4
th
contacts, from the left side
of the card receptacle, whether 9V DC is present (see picture
3
, page
8)
.
YES
NO
The Elevation motor is faulty.
Replace the elevation motor according to the directions on pages
24
and
25.
Check the print circuit board PP-207A according to the directions on page
20
.
YES
NO
Replace the brush holder according
Replace the printed circuit board PP-207A
to the directions on pages
17
,
18
according to the directions on pages
22
and
19
.
and
23
.
NO
Replace the printed circuit board PP-208A according to the directions on pages
26
and
27
.
RCL-600 TROUBLE SHOOTING
